Translations:Geffen Night Arena/3/en
- There are 10 rounds. Each round increases the enemy's health. The arena hoster will announce the enemy's health per round.
- Every round can be a different enemy except the last round (Fenrir).
- Unlike Geffen Magic Tournament, you can only collect rewards if you complete the round and choose to quit.
- Midnight Fenrir (Round 10) takes 90% reduced damage
- You have one minute to complete each round.
- You can bring a party to the instance.
- The perimeter of the arena is dangerous. If you move or get knocked-back to the edge, you will take heavy damage that can kill you. Stay in the middle of the arena.
- If any party member dies, a penalty is imposed where the enemy will take no damage until all party members are resurrected.
| Round | Approximate Monster Health |
| 1 | 4,800,000 |
| 2 | 12,400,000 |
| 3 | 34,700,000 |
| 4 | 107,600,000 |
| 5 | 362,400,000 |
| 6 | 516,300,000 |
| 7 | 555,900,000 |
| 8 | 972,300,000 |
| 9 | 1,337,300,000 |
| 10 | 1,416,300,000 |